From L to R: Brazilian President Luiz Inacio Lula da Silva, Iran's President Mahmoud Ahmadinejad and Turkish Prime Minister Recep Tayyip Erdogan pose for a picture with their hands together after the Islamic republic inked a nuclear fuel swap deal in Tehran on May 17, 2010 under which 1,200 kilos of low enriched uranium will be shipped to Turkey, potentially ending a standoff with world powers gearing for new sanctions against Tehran. The agreement, under which Iran will in turn receive nuclear fuel for a Tehran reactor, was signed in the Iranian capital by the foreign ministers of Iran, Brazil and Turkey. Getty Images logo Getty Images 21 months ago

From L to R: Brazilian President Luiz Inacio Lula da Silva, Iran's President Mahmoud Ahmadinejad and Turkish Prime Minister Recep Tayyip Erdogan pose for a picture with their hands together after the Islamic republic inked a nuclear fuel swap deal in Tehran on May 17, 2010 under which 1,200 kilos of low enriched uranium will be shipped to Turkey, potentially ending a standoff with world powers gearing for new sanctions against Tehran. The agreement, under which Iran will in turn receive nuclear fuel for a Tehran reactor, was signed in the Iranian capital by the foreign ministers of Iran, Brazil and Turkey.